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Natural Biopolymer-Based Biocompatible Conductors for Stretchable Bioelectronics.
Chunya Wang1, Tomoyuki Yokota1, Takao Someya1,2,3
1Department of Electrical Engineering and Information Systems, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan.
Chemical Reviews
|January 18, 2021
Summary
Natural biopolymers like silk, gelatin, and alginate are key for developing advanced biocompatible conductors. These materials enable the creation of soft, stretchable bioelectronics for diverse digital healthcare applications.
Area of Science:
- Materials Science
- Biomedical Engineering
- Polymer Science
Background:
- Biocompatible conductors are essential for soft and stretchable bioelectronics in digital healthcare.
- Natural biopolymers offer advantages like biocompatibility, biodegradability, sustainability, and tunable properties.
Purpose of the Study:
- To provide a comprehensive review of recent advances in biocompatible conductors based on natural biopolymers for stretchable bioelectronics.
- To summarize the design, fabrication, and applications of these conductors.
Main Methods:
- Review of literature on natural biopolymers (silk, gelatin, alginate) and their use in conductive materials.
- Analysis of fabrication strategies, interface engineering (component-biopolymer and bioelectronic-tissue), and application examples.
Main Results:
- Natural biopolymers can be processed into functional formats for biocompatible conductors.
- Successful integration into on-skin, textile-based wearable, and implantable bioelectronic devices.
Conclusions:
- Natural biopolymer-based conductors show significant promise for soft bioelectronics in digital healthcare.
- Challenges and future prospects in material design and application development are discussed.
